SE319844B - - Google Patents
Info
- Publication number
- SE319844B SE319844B SE10092/64A SE1009264A SE319844B SE 319844 B SE319844 B SE 319844B SE 10092/64 A SE10092/64 A SE 10092/64A SE 1009264 A SE1009264 A SE 1009264A SE 319844 B SE319844 B SE 319844B
- Authority
- SE
- Sweden
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10G—REPRESENTATION OF MUSIC; RECORDING MUSIC IN NOTATION FORM; ACCESSORIES FOR MUSIC OR MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR, e.g. SUPPORTS
- G10G7/00—Other auxiliary devices or accessories, e.g. conductors' batons or separate holders for resin or strings
- G10G7/02—Tuning forks or like devices
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H3/00—Instruments in which the tones are generated by electromechanical means
- G10H3/12—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument
- G10H3/14—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means
- G10H3/20—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means using a tuning fork, rod or tube
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/24—Constructional features of resonators of material which is not piezoelectric, electrostrictive, or magnetostrictive
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/48—Coupling means therefor
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4393863 | 1963-08-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE319844B true SE319844B (en) | 1970-01-26 |
Family
ID=12677622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE10092/64A SE319844B (en) | 1963-08-23 | 1964-08-21 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3361994A (en) |
| CH (1) | CH412975A (en) |
| GB (1) | GB1019260A (en) |
| NL (1) | NL6409617A (en) |
| SE (1) | SE319844B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3464032A (en) * | 1967-03-28 | 1969-08-26 | Melpar Inc | Multiple frequency tuning fork filter |
| US3513415A (en) * | 1967-05-09 | 1970-05-19 | Bulova Watch Co Inc | Tuning fork filters having broadened band-pass |
| GB1229871A (en) * | 1967-08-24 | 1971-04-28 | ||
| CH626170A4 (en) * | 1970-04-27 | 1972-06-30 | ||
| JPS5538785A (en) * | 1978-09-12 | 1980-03-18 | Murata Mfg Co Ltd | Voltage tuning fork |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US375654A (en) * | 1887-12-27 | David w | ||
| US1653794A (en) * | 1925-10-20 | 1927-12-27 | Western Electric Co | Temperature-compensating means for maintaining constant frequency in tuning forks |
| US2497143A (en) * | 1946-10-23 | 1950-02-14 | Times Facsimile Corp | Tuning fork |
| US2875353A (en) * | 1953-05-29 | 1959-02-24 | Philco Corp | Electromechanical reed system |
| US3303705A (en) * | 1964-03-19 | 1967-02-14 | Bulova Watch Co Inc | Attitude compensated electromechanical oscillator |
-
1964
- 1964-08-13 US US389384A patent/US3361994A/en not_active Expired - Lifetime
- 1964-08-20 NL NL6409617A patent/NL6409617A/xx unknown
- 1964-08-21 CH CH1103664A patent/CH412975A/en unknown
- 1964-08-21 SE SE10092/64A patent/SE319844B/xx unknown
- 1964-08-24 GB GB34527/64A patent/GB1019260A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1019260A (en) | 1966-02-02 |
| NL6409617A (en) | 1965-02-24 |
| US3361994A (en) | 1968-01-02 |
| CH412975A (en) | 1966-05-15 |